Seiko Cal. 3896 - 507

This Quartz model from 1974 features a 35mm Hardlex-Coated Steel case. It features a Navy dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-39b96369a376]

Also known as: Tuna, World Timer

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

10.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

140m

Dial Color

Navy

Jewels

25j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1974

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